... 4.Delivery fast 5.High quality 1. Appilication:Suspended ceilings of hotels, theaters, emporiums, factories, office, house, airplane-terminal ... )Rust- proof and Corrosion- resistant: High Zinc Coating of 100 g/m2.(3)Easy and stable installation: unique ... all the weight of the ceilings.(2)Weight bearing components of Suspended Ceilings. Inserting Main Channel of Metal Frame Ceilings Ceiling Decoration